its answer is A.
please let me know how helpful it is
Answer:
In the transition of metaphase to anaphase, the cohesin complex is cleaved by the separase enzyme in a process dependent on the activation of specific proteins that trigger posttranslational modifications (i.e., protein degradation by ubiquitination). This process of cleavage enables the sister chromatids to separate and move to opposite sides of the cell
I guess because of concentration.....it stops !
Answer:
They live in or around freshwater ponds, lakes, rivers, marshes and swamps.
Explanation:
<span>External circumferential lamellae</span>